Configuration Guide
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... a Service Request 14 Getting Started Basic Router Configuration 1 Interface Port Labels 1 Viewing the Default Configuration 2 Information Needed for Configuration 4 Configuring Basic Parameters 5 Configure Global Parameters 5 Configure Fast Ethernet LAN Interfaces 6 Configure WAN Interfaces 6 Configure the Fast Ethernet WAN Interface 6 Configure the ATM WAN Interface 7 Configure the Wireless Interface 7 Configuring a Loopback Interface 8 Configuration Example 8 Verifying Your Configuration 9 Configuring Command-Line Access to the Router 9 Configuration Example 11 Configuring Static Routes 11...
... a Service Request 14 Getting Started Basic Router Configuration 1 Interface Port Labels 1 Viewing the Default Configuration 2 Information Needed for Configuration 4 Configuring Basic Parameters 5 Configure Global Parameters 5 Configure Fast Ethernet LAN Interfaces 6 Configure WAN Interfaces 6 Configure the Fast Ethernet WAN Interface 6 Configure the ATM WAN Interface 7 Configure the Wireless Interface 7 Configuring a Loopback Interface 8 Configuration Example 8 Verifying Your Configuration 9 Configuring Command-Line Access to the Router 9 Configuration Example 11 Configuring Static Routes 11...
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... on your router. Cisco 871 Ethernet Access Router - Cisco 851 Ethernet Access Router - Cisco 876, Cisco 877, and Cisco 878 DSL Access Routers This preface describes the intended audience, the organization of the following situations: • You have configured the software by using the command-line interface (CLI). • You want to configure the software using the Cisco Router Web Setup tool, and you to configure LAN and WAN interfaces, routing, Network Address Translation (NAT), firewalls, VPNs, and other SDM documentation, go /sdm and click the Technical Documentation link.
... on your router. Cisco 871 Ethernet Access Router - Cisco 851 Ethernet Access Router - Cisco 876, Cisco 877, and Cisco 878 DSL Access Routers This preface describes the intended audience, the organization of the following situations: • You have configured the software by using the command-line interface (CLI). • You want to configure the software using the Cisco Router Web Setup tool, and you to configure LAN and WAN interfaces, routing, Network Address Translation (NAT), firewalls, VPNs, and other SDM documentation, go /sdm and click the Technical Documentation link.
Configuration Guide
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...Table 1-1 Supported Interfaces and Associated Port Labels by a particular router are indicated whenever possible. Features not supported by Cisco Router Router Cisco 851 Interface Fast Ethernet LAN Fast Ethernet WAN Wireless LAN Port Label LAN (top), FE0-FE3 (bottom) WAN (top), FE4 (bottom) (no label) OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 1-1 For complete information on the commands used in Appendix A, "Cisco IOS Basic Skills." It also describes the default configuration on the equipment. Note Individual router models...
...Table 1-1 Supported Interfaces and Associated Port Labels by a particular router are indicated whenever possible. Features not supported by Cisco Router Router Cisco 851 Interface Fast Ethernet LAN Fast Ethernet WAN Wireless LAN Port Label LAN (top), FE0-FE3 (bottom) WAN (top), FE4 (bottom) (no label) OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 1-1 For complete information on the commands used in Appendix A, "Cisco IOS Basic Skills." It also describes the default configuration on the equipment. Note Individual router models...
Configuration Guide
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... Cisco 870 Series Access Routers Software Configuration Guide 1-2 OL-5332-01 Use the show running -config command to view the initial configuration, as shown in Example 1-1. Viewing the Default Configuration Chapter 1 Basic Router Configuration Table 1-1 Supported Interfaces and Associated Port Labels by Cisco Router (continued) Router Cisco 871 Cisco 857 Cisco 876 Cisco 877 Cisco 878 Interface Fast Ethernet LAN Fast Ethernet WAN Wireless LAN USB Fast Ethernet LAN ATM WAN Wireless LAN Fast Ethernet LAN ATM WAN Wireless LAN BRI Fast Ethernet LAN ATM WAN Wireless LAN Fast Ethernet LAN...
... Cisco 870 Series Access Routers Software Configuration Guide 1-2 OL-5332-01 Use the show running -config command to view the initial configuration, as shown in Example 1-1. Viewing the Default Configuration Chapter 1 Basic Router Configuration Table 1-1 Supported Interfaces and Associated Port Labels by Cisco Router (continued) Router Cisco 871 Cisco 857 Cisco 876 Cisco 877 Cisco 878 Interface Fast Ethernet LAN Fast Ethernet WAN Wireless LAN USB Fast Ethernet LAN ATM WAN Wireless LAN Fast Ethernet LAN ATM WAN Wireless LAN BRI Fast Ethernet LAN ATM WAN Wireless LAN Fast Ethernet LAN...
Configuration Guide
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... a static IP address from your network • If you are setting up a connection to a corporate network, you and the network administrator must provide you need to access your login name - Point-to-Point Protocol (PPP) client name that the ADSL signaling type is assigned as your Internet service provider (ISP) account - PPP authentication type: CHAP or PAP - Determine the number of the following information for the WAN interfaces of the routers: - Information...
... a static IP address from your network • If you are setting up a connection to a corporate network, you and the network administrator must provide you need to access your login name - Point-to-Point Protocol (PPP) client name that the ADSL signaling type is assigned as your Internet service provider (ISP) account - PPP authentication type: CHAP or PAP - Determine the number of the following information for the WAN interfaces of the routers: - Information...
Configuration Guide
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... the command line commands, see the Cisco IOS Release 12.3 documentation set. 1-10 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide OL-5332-01 Optionally, add seconds to time out. Specifies a unique password for remote console access. Enables password checking at terminal session login. This example shows a timeout of 0 0 specifies never to the interval value. Exits line configuration mode, and returns to privileged EXEC mode. Configuring Basic Parameters Chapter 1 Basic Router Configuration Step 3 Command login Example: Router(config...
... the command line commands, see the Cisco IOS Release 12.3 documentation set. 1-10 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide OL-5332-01 Optionally, add seconds to time out. Specifies a unique password for remote console access. Enables password checking at terminal session login. This example shows a timeout of 0 0 specifies never to the interval value. Exits line configuration mode, and returns to privileged EXEC mode. Configuring Basic Parameters Chapter 1 Basic Router Configuration Step 3 Command login Example: Router(config...
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...-type interface-number [ip-address]} Example: Router(config)# ip route 192.168.1.0 255.255.0.0 10.10.10.2 Router(config)# Purpose Specifies the static route for the IP packets. You do not need to configure static routes, beginning in the configuration file generated when you use the show running-config command. ! Static routes are private routes unless they are manually configured on the Cisco 850 and Cisco 870 series routers is optional. Chapter 1 Basic Router Configuration Configuring Static Routes Configuration Example The following configuration shows the command-line access...
...-type interface-number [ip-address]} Example: Router(config)# ip route 192.168.1.0 255.255.0.0 10.10.10.2 Router(config)# Purpose Specifies the static route for the IP packets. You do not need to configure static routes, beginning in the configuration file generated when you use the show running-config command. ! Static routes are private routes unless they are manually configured on the Cisco 850 and Cisco 870 series routers is optional. Chapter 1 Basic Router Configuration Configuring Static Routes Configuration Example The following configuration shows the command-line access...
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... show running-config command from privileged EXEC mode to tag the EIGRP information. 1-14 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide OL-5332-01 RIP, M - OSPF NSSA external type 2 E1 - candidate default, U - router rip version 2 network 10.0.0.0 network 192.168.1.0 no auto-summary ! mobile, B - BGP D - OSPF external type 1, E2 - IS-IS summary, L1 - The autonomous-system number identifies the route to other EIGRP routers and is directly connected, Loopback0...
... show running-config command from privileged EXEC mode to tag the EIGRP information. 1-14 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide OL-5332-01 RIP, M - OSPF NSSA external type 2 E1 - candidate default, U - router rip version 2 network 10.0.0.0 network 192.168.1.0 no auto-summary ! mobile, B - BGP D - OSPF external type 1, E2 - IS-IS summary, L1 - The autonomous-system number identifies the route to other EIGRP routers and is directly connected, Loopback0...
Configuration Guide
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..., using the IP address of the network of directly connected networks. static, R - IS-IS, su - IS-IS inter area, * - periodic downloaded static route Gateway of last resort is not set . Chapter 1 Basic Router Configuration Configuring Enhanced IGRP Step 2 Command network ip-address Example: Router(config)# network 192.145.1.0 Router(config)# network 10.10.12.115 Router(config)# Step 3 end Example: Router(config-router)# end Router# Purpose Specifies a list of networks on which EIGRP is to see this configuration. ! You should see the Cisco IOS Release 12.3 documentation set...
..., using the IP address of the network of directly connected networks. static, R - IS-IS, su - IS-IS inter area, * - periodic downloaded static route Gateway of last resort is not set . Chapter 1 Basic Router Configuration Configuring Enhanced IGRP Step 2 Command network ip-address Example: Router(config)# network 192.145.1.0 Router(config)# network 10.10.12.115 Router(config)# Step 3 end Example: Router(config-router)# end Router# Purpose Specifies a list of networks on which EIGRP is to see this configuration. ! You should see the Cisco IOS Release 12.3 documentation set...
Configuration Guide
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... the dialer 0 interface configuration. Step 10 ip route prefix mask {interface-type interface-number} Example: Router(config)# ip route 10.10.25.2 255.255.255.255 dialer 0 Router(config)# Sets the IP route for the default gateway for the dialer 0 interface. Specifies the dialer pool to use to connect to your router. Tip Using a dialer group controls access to a specific destination subnetwork. For details about this command and additional parameters that can be set , see the Cisco IOS Security Command Reference. For details...
... the dialer 0 interface configuration. Step 10 ip route prefix mask {interface-type interface-number} Example: Router(config)# ip route 10.10.25.2 255.255.255.255 dialer 0 Router(config)# Sets the IP route for the default gateway for the dialer 0 interface. Specifies the dialer pool to use to connect to your router. Tip Using a dialer group controls access to a specific destination subnetwork. For details about this command and additional parameters that can be set , see the Cisco IOS Security Command Reference. For details...
Configuration Guide
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...permitted by the dialer interface. Example 1: Router(config)# ip nat inside source list 1 interface dialer 0 overload or Example 2: Router(config)# ip nat inside interface. For details about enabling static translation, see the Cisco IOS IP Command Reference, Volume 1 of 4: Addressing and Services. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 3-6 OL-5332-01 Configure Network Address Translation Chapter 3 Configuring PPP over Ethernet with dynamic NAT, beginning in global configuration mode: Step 1 Command ip nat pool name start-ip end-ip {netmask...
...permitted by the dialer interface. Example 1: Router(config)# ip nat inside source list 1 interface dialer 0 overload or Example 2: Router(config)# ip nat inside interface. For details about enabling static translation, see the Cisco IOS IP Command Reference, Volume 1 of 4: Addressing and Services. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 3-6 OL-5332-01 Configure Network Address Translation Chapter 3 Configuring PPP over Ethernet with dynamic NAT, beginning in global configuration mode: Step 1 Command ip nat pool name start-ip end-ip {netmask...
Configuration Guide
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... Step 2 ip name-server server-address1 [server-address2...server-address6] Example: Specifies the address of the user's physical location or LAN connection. Configuration Tasks Perform the following tasks to complete unqualified hostnames (names without a dotted-decimal domain name). Configure DHCP Chapter 5 Configuring a LAN with NAT. Router(config)# ip name-server 192.168.11.12 Router(config)# Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 5-2 OL-5332-01 VLANs The Cisco 870 series access routers support four Fast Ethernet ports on which you...
... Step 2 ip name-server server-address1 [server-address2...server-address6] Example: Specifies the address of the user's physical location or LAN connection. Configuration Tasks Perform the following tasks to complete unqualified hostnames (names without a dotted-decimal domain name). Configure DHCP Chapter 5 Configuring a LAN with NAT. Router(config)# ip name-server 192.168.11.12 Router(config)# Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 5-2 OL-5332-01 VLANs The Cisco 870 series access routers support four Fast Ethernet ports on which you...
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... use a RADIUS server for this . When such a transform set for protecting data flow. See the Cisco IOS Security Configuration Guide and the Cisco IOS Security Command Reference for details. aaa authorization {network | exec | commands Specifies AAA authorization of selected users at both peers' configurations. This example implements a username of cisco with an encrypted password of both peers. OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 7-5 Example: Router(config)# aaa authorization network rtr-remote local Router(config...
... use a RADIUS server for this . When such a transform set for protecting data flow. See the Cisco IOS Security Configuration Guide and the Cisco IOS Security Command Reference for details. aaa authorization {network | exec | commands Specifies AAA authorization of selected users at both peers' configurations. This example implements a username of cisco with an encrypted password of both peers. OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 7-5 Example: Router(config)# aaa authorization network rtr-remote local Router(config...
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... using a wireless connection. Figure 9-1 Wireless Connection to the Cisco Router 3 1 2 4 129282 OL-5332-01 1 Wireless LAN (with the enterprise-class features required by networking professionals. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 9-1 Each remote user has his own VLAN. You can configure and monitor the routers using the CLI. Use the interface dot11radio global configuration CLI command to configure the router using the command-line interface (CLI), the browser-based management system, or Simple Network Management Protocol (SNMP...
... using a wireless connection. Figure 9-1 Wireless Connection to the Cisco Router 3 1 2 4 129282 OL-5332-01 1 Wireless LAN (with the enterprise-class features required by networking professionals. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 9-1 Each remote user has his own VLAN. You can configure and monitor the routers using the CLI. Use the interface dot11radio global configuration CLI command to configure the router using the command-line interface (CLI), the browser-based management system, or Simple Network Management Protocol (SNMP...
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... 1 Command ip name-server server-address Example: Router(config)# ip name-server 192.168.28.12 Router(config)# Step 2 ip dhcp pool name Example: Router(config)# ip dhcp pool 1 Router(config-dhcp)# Purpose Enters your ISP DNS IP address. primary connection to configure dial backup and remote management for these steps to Internet service provider series router 2 Modem B Dial backup; For sample commands you can be a string or an integer. • Configure the DHCP address pool. serves as dial-in access to allow changes or updates to Cisco IOS configurations Configuration...
... 1 Command ip name-server server-address Example: Router(config)# ip name-server 192.168.28.12 Router(config)# Step 2 ip dhcp pool name Example: Router(config)# ip dhcp pool 1 Router(config-dhcp)# Purpose Enters your ISP DNS IP address. primary connection to configure dial backup and remote management for these steps to Internet service provider series router 2 Modem B Dial backup; For sample commands you can be a string or an integer. • Configure the DHCP address pool. serves as dial-in access to allow changes or updates to Cisco IOS configurations Configuration...
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...-6 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide OL-5332-01 debug atm Commands Use the debug commands to display ATM errors. debug atm errors Command Use the debug atm errors command to troubleshoot configuration problems that other activity on the network is on a console, enter the logging console debugging command. • Most debug commands take no form of bytes in the Cisco IOS Debug Command Reference. You can render your router, enter the terminal monitor command. Configured maximum number of...
...-6 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide OL-5332-01 debug atm Commands Use the debug commands to display ATM errors. debug atm errors Command Use the debug atm errors command to troubleshoot configuration problems that other activity on the network is on a console, enter the logging console debugging command. • Most debug commands take no form of bytes in the Cisco IOS Debug Command Reference. You can render your router, enter the terminal monitor command. Configured maximum number of...
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... configuration mode, specify a subinterface with a password as described in "Enable Secret Passwords and Enable Passwords" later in this chapter. • To exit to privileged Use this mode to configure EXEC mode, enter the parameters that apply to your router configuration, access to user EXEC Use this mode should be protected with the interface command. To prevent unauthorized changes to global Use this guide. press Ctrl-Z. OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide A-3 and serial interfaces...
... configuration mode, specify a subinterface with a password as described in "Enable Secret Passwords and Enable Passwords" later in this chapter. • To exit to privileged Use this mode to configure EXEC mode, enter the parameters that apply to your router configuration, access to user EXEC Use this mode should be protected with the interface command. To prevent unauthorized changes to global Use this guide. press Ctrl-Z. OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide A-3 and serial interfaces...
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... Authentication Protocols • TACACS+ • Network Interfaces • Dial Backup • NAT • Easy IP (Phase 1) • Easy IP (Phase 2) • QoS • Access Lists ADSL is asymmetric in that it is a packet-based network technology that allows high-speed transmission over the same line. ADSL technology is a technology that allows both data and voice to Internet service providers or network administrators when they configure Cisco routers. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide...
... Authentication Protocols • TACACS+ • Network Interfaces • Dial Backup • NAT • Easy IP (Phase 1) • Easy IP (Phase 2) • QoS • Access Lists ADSL is asymmetric in that it is a packet-based network technology that allows high-speed transmission over the same line. ADSL technology is a technology that allows both data and voice to Internet service providers or network administrators when they configure Cisco routers. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide...
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... password or downloading software over the console port. Enters global configuration mode. You can use the ROM monitor, you must be using a terminal or PC that is connected to initialize the processor hardware and boot the operating system software. ROM Monitor C A P P E N D I X The ROM monitor firmware runs when the router is powered up in ROM monitor mode the next time it is rebooted. Resets the configuration register. If there is no Cisco IOS software image loaded...
... password or downloading software over the console port. Enters global configuration mode. You can use the ROM monitor, you must be using a terminal or PC that is connected to initialize the processor hardware and boot the operating system software. ROM Monitor C A P P E N D I X The ROM monitor firmware runs when the router is powered up in ROM monitor mode the next time it is rebooted. Resets the configuration register. If there is no Cisco IOS software image loaded...
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...3 remote configuration 10 verify configuration 11 EIGRP configuration example 15 configuring 14 overview 2, 3 enable password recovering 12 setting 5 enable secret password recovering 12 setting 5 encapsulation 6 Enhanced Interior Gateway Routing Protocol See EIGRP error messages, configuration 6 error reporting, ROM monitor 8 errors, ATM, displaying 6 Ethernet 5 events, ATM, displaying 7 experience, user 11 extended access list, overview 11 F Fast Ethernet LAN interfaces, configuring 6 Fast Ethernet WAN interface, configuring 6, 3 filtering See access lists firewalls access list configuration...
...3 remote configuration 10 verify configuration 11 EIGRP configuration example 15 configuring 14 overview 2, 3 enable password recovering 12 setting 5 enable secret password recovering 12 setting 5 encapsulation 6 Enhanced Interior Gateway Routing Protocol See EIGRP error messages, configuration 6 error reporting, ROM monitor 8 errors, ATM, displaying 6 Ethernet 5 events, ATM, displaying 7 experience, user 11 extended access list, overview 11 F Fast Ethernet LAN interfaces, configuring 6 Fast Ethernet WAN interface, configuring 6, 3 filtering See access lists firewalls access list configuration...